Passat Wagon L4-2.0L Turbo (BPY) (2008)
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Using a diode test lamp, check the Ignition Coil electrical harness connector terminals 1 to 3 for voltage.
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Crank the engine.
The LED should flicker.
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Switch the ignition off.
If the LED flickers and the voltage was OK:
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Replace the faulty Ignition Coil.
If the LED does not flicker:
Checking wiring
If the manufacturers test box is being used. Perform the following step.
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Install the test box.
If the manufacturers test box is not being used. Perform the following step.
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Remove the Motronic Engine Control Module (ECM) (J623). Refer to => [ Motronic Engine Control Module J623, Replacing ] See: Computers
and Control Systems/Engine Control Module/Service and Repair/Motronic Engine Control Module J623, Replacing.
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Using a Multimeter, Check the Ignition Coil electrical harness connector to the Motronic Engine Control Module (ECM) (J623) electrical harness
connector T60 for an open circuit.